Finding the Fourth Proportional to 377,274.24, 520,645.32 and 205,195.68
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Solution
The fourth proportional to 377,274.24, 520,645.32 and 205,195.68 is: 283,173.77
Step by Step Solution
- Step 1: Write the proportion equation
377,274.24 : 520,645.32 = 205,195.68 : x - Step 2: Convert to fraction form
377,274.24/520,645.32 = 205,195.68/x - Step 3: Cross multiply
377,274.24x = 520,645.32 × 205,195.68 - Step 4: Simplify right side
377,274.24x = 106,834,170,476.22 - Step 5: Solve for x
x = 106,834,170,476.22/377,274.24 - Step 6: Final answer
x = 283,173.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.